MGLS12864TZ-HT-LED03 datasheet(7/12 Pages) VARITRONIX

7 / 12 page

VL-FS-MGLS12864TZ-10 REV. A

(MGLS12864TZ-HT-LED03 )

JUN/2004

PAGE 7 OF 12

Interface signals

Table 2

Pin No.

Symbol

Description

Frame ground (see note 1).

VSS

Ground (0V).

VDD

Power supply for logic (+5V).

Power supply for LCD drive.

/WR

Data write. Write data to controller T6963C when “L”.

/RD

Data read. Read data from controller T6963C when “L”.

/CE

Chip enable for T6963C.

/CE must be “Low” when CPU communicates with T6963C.

C/D

/WR = “Low” …..C/D=”High”: Command Write C/D=”Low”: Data Write.

/RD = “Low” ….. C/D=”High”: Status Read

C/D=”Low”: Data Read.

/RST

“High”: Normal (T6963C has internal pull-up resistor).

“Low”: Initialize T6963C. Text and graphic have addresses and text and

graphic area settings are retained.

DB0

Data input/output (LSB).

DB1

Data input/output.

DB2

Data input/output.

DB3

Data input/output.

DB4

Data input/output.

DB5

Data input/output.

DB6

Data input/output.

DB7

Data input/output (MSB).

Font select.

“H” for 6 x 8 font &

“L” for 8 x 8 font

LED+

Anode of LED backlight

LED-

Cathode of LED backlight

Note 1:

This pin is electrically connected to the metal bezel (frame).

User can choose to connect this pin to VSS or leave it open.

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